Earthquake with magnitude of M 2.2 on date 20-05-1992 and time 01:37:43 (Italy) in region 2 km SE Osasio (TO)

A magnitude M 2.2 earthquake occured in region: 2 km SE Osasio (TO), on

  • 19-05-1992 23:37:43 (UTC)
  • 20-05-1992 01:37:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8570, 7.6210 at 20 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Osasio TO 2 936 936
Lombriasco TO 2 1050 1986
Pancalieri TO 4 2038 4024
Casalgrasso CN 4 1480 5504
Virle Piemonte TO 4 1206 6710
Polonghera CN 6 1160 7870
Castagnole Piemonte TO 6 2245 10115
Faule CN 6 486 10601
Carignano TO 7 9261 19862
Carmagnola TO 8 29079 48941
Piobesi Torinese TO 9 3763 52704
Cercenasco TO 9 1803 54507
Vigone TO 10 5182 59689
Scalenghe TO 10 3339 63028
Vinovo TO 10 14887 77915
None TO 11 8005 85920
Racconigi CN 11 10038 95958
Murello CN 12 966 96924
Candiolo TO 12 5669 102593
La Loggia TO 12 8874 111467
Moretta CN 12 4136 115603
Villafranca Piemonte TO 12 4729 120332
Villastellone TO 12 4779 125111
Airasca TO 13 3794 128905
Caramagna Piemonte CN 13 3034 131939
Cavallerleone CN 13 644 132583
Volvera TO 14 8840 141423
Villanova Solaro CN 15 772 142195
Torre San Giorgio CN 15 730 142925
Nichelino TO 16 48123 191048
Santena TO 16 10830 201878
Sommariva del Bosco CN 16 6361 208239
Buriasco TO 17 1410 209649
Ruffia CN 17 367 210016
Cardè CN 17 1122 211138
Piscina TO 17 3388 214526
Moncalieri TO 17 57294 271820
Ceresole Alba CN 17 2090 273910
Cavallermaggiore CN 17 5533 279443
Trofarello TO 17 11010 290453
Macello TO 17 1229 291682
Orbassano TO 18 23188 314870
Cambiano TO 18 6107 320977
Sanfrè CN 19 3040 324017
Beinasco TO 19 18159 342176
Monasterolo di Savigliano CN 19 1371 343547
Poirino TO 19 10553 354100
Piossasco TO 19 18589 372689
Garzigliana TO 19 572 373261
Scarnafigi CN 20 2162 375423

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km SW of Moncalieri (57294 inhabitants)
25 Km S of Torino (890529 inhabitants)
46 Km W of Asti (76202 inhabitants)
52 Km N of Cuneo (56081 inhabitants)
79 Km W of Alessandria (93943 inhabitants)
92 Km NW of Savona (61345 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
M 2.2 1992-05-19
23:37:43
44.857 7.621 20 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 164889
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-05-19 23:37:43 ± 0.214
Latitude 44.8570 ± 0.0152
Longitude 7.6210 ± 0.0277
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 164889

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 2755.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.01498
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 164889
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:48:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FRF.Z. 1992-05-19T23:38:27.70 10.0 undecidable manual SN 208 1.4652 0.19 0.5
--.SBF.Z. 1992-05-19T23:38:14.90 10.0 undecidable manual SN 187 0.999 -1.45 0.1
--.LRG.Z. 1992-05-19T23:38:13.60 10.0 undecidable manual PN 213 1.665 1.8 0.1
--.LPL.Z. 1992-05-19T23:38:13.50 10.0 undecidable manual SN 316 0.9102 -0.63 0.4
--.LPG.Z. 1992-05-19T23:38:12.50 10.0 undecidable manual SN 316 0.8769 -1.09 0.2
--.FRF.Z. 1992-05-19T23:38:09.70 10.0 undecidable manual PN 208 1.4652 0.59 1
--.IMI.Z. 1992-05-19T23:38:02.60 10.0 undecidable manual PN 168 0.9657 0.45 1.3
--.LPL.Z. 1992-05-19T23:38:02.20 10.0 undecidable manual PN 316 0.9102 0.82 0.9
--.SBF.Z. 1992-05-19T23:38:02.30 10.0 undecidable manual PN 187 0.999 -0.36 1.3
--.LPG.Z. 1992-05-19T23:38:01.30 10.0 undecidable manual PN 316 0.8769 0.23 1.6
--.FIN.Z. 1992-05-19T23:37:59.48 10.0 undecidable manual PG 146 0.7659 0 1.7
--.PCP.Z. 1992-05-19T23:37:58.92 10.0 undecidable manual PG 115 0.7215 0.23 1.5
--.ORX.Z. 1992-05-19T23:37:58.92 10.0 undecidable manual PN 17 0.8103 -1.18 0.6
--.LSD.Z. 1992-05-19T23:37:57.52 10.0 undecidable manual PG 331 0.6882 -0.35 1.5
--.STV.Z. 1992-05-19T23:37:56.24 10.0 undecidable manual PG 198 0.6327 -0.82 0.8
--.RRL.Z. 1992-05-19T23:37:56.38 10.0 undecidable manual PG 276 0.5883 0.12 1.7
--.ROB.Z. 1992-05-19T23:37:56.24 10.0 undecidable manual PG 161 0.5772 0.21 1.6
--.ENR.Z. 1992-05-19T23:37:56.38 10.0 undecidable manual PG 192 0.6327 -0.8 0.9
--.PZZ.Z. 1992-05-19T23:37:53.98 10.0 undecidable manual PG 226 0.4995 -0.73 0.9
--.RSP.Z. 1992-05-19T23:37:52.72 10.0 undecidable manual PG 318 0.3885 0.14 1.6
--.BHB.Z. 1992-05-19T23:37:51.18 10.0 undecidable manual PG 264 0.2553 0.93 0.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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